676994-65-3

2-methyl-5H,6H,7H,8H-pyrido[4,3-d]pyrimidine 5,6,7,8-tetrahydro-2-methyl-Pyrido[4,3-d]pyrimidine Pyrido[4,3-d]pyrimidine, 5,6,7,8-tetrahydro-2-methyl- Pyrido[4,3-d]pyrimidine, 5,6,7,8-tetrahydro-2-methyl- (9CI) 2-methyl-5H,6H,7H,8H-pyrido[4,3-d]pyrimidine2-methyl-5H，6H，7H，8H-pyrido[4,3-d]pyrimidine